4dvz

X-ray diffraction
3.19Å resolution

Function and Biology Details

Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Cytotoxicity-associated immunodominant antigen Chain: A
Molecule details ›
Chain: A
Length: 569 amino acids
Theoretical weight: 63.63 KDa
Source organism: Helicobacter pylori 26695
Expression system: Escherichia coli
UniProt:
  • Canonical: P55980 (Residues: 261-829; Coverage: 48%)
Gene names: HP_0547, cag26, cagA, cai
Structure domains: Four Helix Bundle (Hemerythrin (Met), subunit A)

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE AR-NE3A
Spacegroup: P3121
Unit cell:
a: 95.671Å b: 95.671Å c: 167.924Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.225 0.222 0.279
Expression system: Escherichia coli